CVE-2016-5645

Name: CVE-2016-5645
Creator: NVD / NIST
Published: 2016-08-24T02:00:12.823+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 29.40%

Last modified Jun 17, 2026

CVE-2016-5645 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB, 1766-L32BWAA, 1766-L32AWAA, and 1766-L32BXBA devices have a hardcoded SNMP community, which makes it easier for remote attackers to load arbitrary firmware updates by leveraging knowledge of this community.. EPSS estimates a 29.40% chance of exploitation in the next 30 days.

Description

Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB, 1766-L32BWAA, 1766-L32AWAA, and 1766-L32BXBA devices have a hardcoded SNMP community, which makes it easier for remote attackers to load arbitrary firmware updates by leveraging knowledge of this community.

Metrics

CVSS 3.1

7.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS Probability

29.40%

97.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rockwellautomation	1766-L32awa	All versions
Rockwellautomation	1766-L32awaa	All versions
Rockwellautomation	1766-L32bwa	All versions
Rockwellautomation	1766-L32bwaa	All versions
Rockwellautomation	1766-L32bxb	All versions
Rockwellautomation	1766-L32bxba	All versions

References

http://www.securityfocus.com/bid/92428
https://ics-cert.us-cert.gov/advisories/ICSA-16-224-01Mitigation, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/92428
https://ics-cert.us-cert.gov/advisories/ICSA-16-224-01Mitigation, Third Party Advisory, US Government Resource

Timeline

Published: Aug 24, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-5645?

How severe is CVE-2016-5645?

CVE-2016-5645 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 29.40% probability of exploitation in the next 30 days.

How do I fix CVE-2016-5645?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5645?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST